Math, asked by rocky7347, 9 months ago

Find the mean of observation K+7,k,k-7

Answers

Answered by DrNykterstein
2

Observations = k + 7 , k , k - 7

Sum of observations = k + 7 + k + k - 7

☛ sum of observations = 3k

Total number of observations = 3

➜ Mean = Sum of observations / Total number od observations

☛ mean = 3k / 3

☛ mean = k

Hence, Mean of the observation is k

Answered by lakkepuramy
0

Answer:

K

Step-by-step explanation:

mean= a+b+c/3

=k+7+k+k-7/3

=3k/3

=k

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